In late 2020, after circulating for almost a year in the human population, severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2) exhibited a major step change in its …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has caused millions of
deaths and substantial morbidity worldwide. Intense scientific effort to understand the …

The past several months have witnessed the emergence of SARS-CoV-2 variants with novel
spike protein mutations that are influencing the epidemiological and clinical aspects of the …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a new beta coronavirus
that emerged at the end of 2019 in the Hubei province of China. SARS-CoV-2 causes …

Although most mutations in the severe acute respiratory syndrome coronavirus 2 (SARS-
CoV-2) genome are expected to be either deleterious and swiftly purged or relatively …

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) has undergone
progressive change, with variants conferring advantage rapidly becoming dominant …

The emergence of SARS-CoV-2 variants with evidence of antibody escape highlight the
importance of addressing whether the total CD4+ and CD8+ T cell recognition is also …

that emerged in the UK with the second COVID-19 wave in late 2020. The efficacy of
currently licensed COVID-19 vaccines against B. 1.617. 2 is unknown; although it possesses …

Abstract The SARS-CoV-2 lineage B. 1.1. 7, designated variant of concern (VOC) 202012/01
by Public Health England, was first identified in the UK in late summer to early autumn 2020 …

Continued uncontrolled transmission of SARS-CoV-2 in many parts of the world is creating
conditions for substantial evolutionary changes to the virus,. Here we describe a newly …